<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>title</title>
</head>
<body>
<a th:href="@{/forward}">跳转forward page</a>
<form th:action="@{/hello}" method="post">
    <input type="hidden" name="_method" value="put">
    <button>123</button>
</form>
</body>
</html>